AAT1275
Boost Converter with USB Power Switch
Figure 1: AAT1275 Evaluation Board
Top Side Layout.
Figure 2: AAT1275 Evaluation Board
Bottom Side Layout.
Manufacturer
Part Number
Value
Voltage
Temp. Co.
Case
MuRata
MuRata
MuRata
MuRata
GRM21BR61A475KA73L
GRM18BR60J475KE19D
GRM21BR60J106KE19
GRM21BR60J226ME39
4.7µF
4.7µF
10µF
22µF
10V
6.3V
6.3V
6.3V
X5R
X5R
X5R
X5R
0805
0603
0805
0805
Table 1: Typical Surface Mount Capacitors.
Inductance
(µH)
Max DC
Current (A)
DCR
(Ω)
Size (mm)
LxWxH
Manufacturer Part Number
Type
Sumida
CDRH2D14-2R2
CDRH4D11/HP-2R4
SD3112-2R2
2.2
2.4
2.2
2.2
1.6
1.7
0.094
0.105
0.140
0.086
3.2x3.2x1.55
4.8x4.8x1.2
3.1x3.1x1.2
3.1x3.1x1.4
Shielded
Shielded
Shielded
Shielded
Sumida
Coiltronics
Coiltronics
1.12
1.48
SD3114-2R2
Table 2: Typical Surface Mount Inductors.
14
1275.2007.01.1.3
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
